US4401398A - Support structure for mudline suspension wellhead - Google Patents
Support structure for mudline suspension wellhead Download PDFInfo
- Publication number
- US4401398A US4401398A US06/266,967 US26696781A US4401398A US 4401398 A US4401398 A US 4401398A US 26696781 A US26696781 A US 26696781A US 4401398 A US4401398 A US 4401398A
- Authority
- US
- United States
- Prior art keywords
- gantry
- cradle
- platform
- arms
- wellhead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 9
- 238000005553 drilling Methods 0.000 claims abstract description 56
- 230000000087 stabilizing Effects 0.000 claims 1
- 210000002414 Leg Anatomy 0.000 description 7
- 241000272168 Laridae Species 0.000 description 4
- 210000001503 Joints Anatomy 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000002459 sustained Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/002—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/12—Underwater drilling
- E21B7/136—Underwater drilling from non-buoyant support
Abstract
Description
Claims (19)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/266,967 US4401398A (en) | 1981-05-26 | 1981-05-26 | Support structure for mudline suspension wellhead |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/266,967 US4401398A (en) | 1981-05-26 | 1981-05-26 | Support structure for mudline suspension wellhead |
Publications (1)
Publication Number | Publication Date |
---|---|
US4401398A true US4401398A (en) | 1983-08-30 |
Family
ID=23016739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US06/266,967 Expired - Fee Related US4401398A (en) | 1981-05-26 | 1981-05-26 | Support structure for mudline suspension wellhead |
Country Status (1)
Country | Link |
---|---|
US (1) | US4401398A (en) |
Cited By (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4483644A (en) * | 1982-09-15 | 1984-11-20 | Johnson Thomas P | Cantilevered mobile marine rig with hydraulic load equalizer |
US4630681A (en) * | 1985-02-25 | 1986-12-23 | Decision-Tree Associates, Inc. | Multi-well hydrocarbon development system |
FR2594459A1 (en) * | 1986-02-14 | 1987-08-21 | Technip Geoproduction | Self-elevating oil rig. |
US4710060A (en) * | 1985-05-08 | 1987-12-01 | Valmet Oy | Water vessels of the floating-deck type |
US4739840A (en) * | 1986-12-01 | 1988-04-26 | Shell Offshore Inc. | Method and apparatus for protecting a shallow water well |
US4740107A (en) * | 1986-12-01 | 1988-04-26 | Barnett & Casbarian, Inc. | Method and apparatus for protecting a shallow-water well |
US4907657A (en) * | 1986-12-01 | 1990-03-13 | Shell Offshore, Inc. | Method for protecting a shallow water well |
US5012875A (en) * | 1986-12-01 | 1991-05-07 | Barnett & Casbarian, Inc. | Method and apparatus for protecting a shallow-water well |
US6729804B1 (en) * | 2002-08-22 | 2004-05-04 | Itrec B.V. | Cantilevered tower for jack-up platform |
US20050092497A1 (en) * | 2003-10-29 | 2005-05-05 | Rashid Omar A. | Blow out preventer transfer platform |
WO2007043856A1 (en) * | 2005-10-11 | 2007-04-19 | Itrec B.V. | Offshore platform with movable cantilever extending beyond the deck |
US20080044234A1 (en) * | 2006-08-21 | 2008-02-21 | Marvin Lynn Morrison | Auxiliary reaction frame system for cantilevered jack-up rigs, and method therefore |
US20080240863A1 (en) * | 2007-03-30 | 2008-10-02 | Remdial (Cyprus) Pcl | Elevating support vessel and methods thereof |
US20080237174A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Crane support apparatus and methods thereof |
US20080243365A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Methods of holding station and mooring and elevating support vessel |
US20080237171A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Methods of positioning an elevating support vessel |
US20080237173A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Arm assembly and methods of passing a pipe from a first vessel to a second vessel using the arm assembly |
US20080237170A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Extension Bridges and methods of tender assist |
US20080247827A1 (en) * | 2007-03-30 | 2008-10-09 | Remedial (Cyprus) Pcl | Work-over rig assembly and methods thereof |
US20100067989A1 (en) * | 2007-03-30 | 2010-03-18 | Brown Michael D | Vessel for transporting wind turbines and methods thereof |
US20110100639A1 (en) * | 2008-04-29 | 2011-05-05 | Itrec B.V. | Floating offshore structure for hydrocarbon production |
US20120018166A1 (en) * | 2008-11-17 | 2012-01-26 | Saipem S.P.A. | Vessel For Operating On Underwater Wells And Working Methods Of Said Vessel |
WO2014120085A1 (en) * | 2013-02-01 | 2014-08-07 | Khim Kiong Ng | Buddy cantilever system for jack up rigs for use with self elevating drilling rigs (oil & gas industry) |
US20150034383A1 (en) * | 2012-03-06 | 2015-02-05 | Itrec B.V. | Offshore system comprising a rig and a cantilever |
CN104612595A (en) * | 2015-01-27 | 2015-05-13 | 中国石油天然气集团公司 | Turnover sliding mast headframe |
US20150252634A1 (en) * | 2014-03-04 | 2015-09-10 | Maersk Drilling A/S | Conductor pipe support system for an off-shore platform |
NL2014765A (en) * | 2015-05-04 | 2016-11-10 | Gustomsc Resources Bv | Drilling installation; Handling system, method for independent operations. |
WO2016178576A3 (en) * | 2015-05-04 | 2017-03-16 | Gustomsc Resources B.V. | Drilling installation; handling system, method for independent operations |
US20170138009A1 (en) * | 2014-07-04 | 2017-05-18 | Celtic Design Consultants Limited | Improved apparatus |
NL2016059B1 (en) * | 2016-01-05 | 2017-07-13 | Gustomsc Resources Bv | Drilling installation; Handling system, method for independent operations. |
US11142965B2 (en) * | 2016-11-23 | 2021-10-12 | Aker Solutions Inc. | System and method for deploying subsea and downhole equipment |
US11299939B2 (en) * | 2017-02-09 | 2022-04-12 | Maersk Drilling A/S | System and method for supporting a riser |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3001594A (en) * | 1954-05-04 | 1961-09-26 | De Long Corp | Off-shore drill rig |
US3107496A (en) * | 1958-11-28 | 1963-10-22 | Delong Corp | Mobile apparatus for placing and driving marine piling or the like |
US3189093A (en) * | 1962-09-13 | 1965-06-15 | Shell Oil Co | Well drilling platform |
US3328969A (en) * | 1964-11-02 | 1967-07-04 | Kaiser Steel Corp | Apparatus for driving piles |
US3835939A (en) * | 1972-09-18 | 1974-09-17 | Atlantic Richfield Co | Well drilling |
DE2552191A1 (en) * | 1974-11-22 | 1976-05-26 | Sverre Munck As | MAINTENANCE DEVICE FOR AN DRILLING RIG OR DGL. |
US4030310A (en) * | 1976-03-04 | 1977-06-21 | Sea-Log Corporation | Monopod drilling platform with directional drilling |
US4161376A (en) * | 1976-05-20 | 1979-07-17 | Pool Company | Offshore fixed platform and method of erecting the same |
US4244663A (en) * | 1978-12-26 | 1981-01-13 | Marathon Manufacturing Company | Apparatus for restricting pipe motion |
-
1981
- 1981-05-26 US US06/266,967 patent/US4401398A/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3001594A (en) * | 1954-05-04 | 1961-09-26 | De Long Corp | Off-shore drill rig |
US3107496A (en) * | 1958-11-28 | 1963-10-22 | Delong Corp | Mobile apparatus for placing and driving marine piling or the like |
US3189093A (en) * | 1962-09-13 | 1965-06-15 | Shell Oil Co | Well drilling platform |
US3328969A (en) * | 1964-11-02 | 1967-07-04 | Kaiser Steel Corp | Apparatus for driving piles |
US3835939A (en) * | 1972-09-18 | 1974-09-17 | Atlantic Richfield Co | Well drilling |
DE2552191A1 (en) * | 1974-11-22 | 1976-05-26 | Sverre Munck As | MAINTENANCE DEVICE FOR AN DRILLING RIG OR DGL. |
US4030310A (en) * | 1976-03-04 | 1977-06-21 | Sea-Log Corporation | Monopod drilling platform with directional drilling |
US4161376A (en) * | 1976-05-20 | 1979-07-17 | Pool Company | Offshore fixed platform and method of erecting the same |
US4244663A (en) * | 1978-12-26 | 1981-01-13 | Marathon Manufacturing Company | Apparatus for restricting pipe motion |
Cited By (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4483644A (en) * | 1982-09-15 | 1984-11-20 | Johnson Thomas P | Cantilevered mobile marine rig with hydraulic load equalizer |
US4630681A (en) * | 1985-02-25 | 1986-12-23 | Decision-Tree Associates, Inc. | Multi-well hydrocarbon development system |
US4710060A (en) * | 1985-05-08 | 1987-12-01 | Valmet Oy | Water vessels of the floating-deck type |
FR2594459A1 (en) * | 1986-02-14 | 1987-08-21 | Technip Geoproduction | Self-elevating oil rig. |
US4739840A (en) * | 1986-12-01 | 1988-04-26 | Shell Offshore Inc. | Method and apparatus for protecting a shallow water well |
US4740107A (en) * | 1986-12-01 | 1988-04-26 | Barnett & Casbarian, Inc. | Method and apparatus for protecting a shallow-water well |
US4907657A (en) * | 1986-12-01 | 1990-03-13 | Shell Offshore, Inc. | Method for protecting a shallow water well |
US5012875A (en) * | 1986-12-01 | 1991-05-07 | Barnett & Casbarian, Inc. | Method and apparatus for protecting a shallow-water well |
US6729804B1 (en) * | 2002-08-22 | 2004-05-04 | Itrec B.V. | Cantilevered tower for jack-up platform |
US7451821B2 (en) * | 2003-10-29 | 2008-11-18 | Saudi Arabian Oil Company | Blow out preventer transfer platform |
US20050092497A1 (en) * | 2003-10-29 | 2005-05-05 | Rashid Omar A. | Blow out preventer transfer platform |
WO2007043856A1 (en) * | 2005-10-11 | 2007-04-19 | Itrec B.V. | Offshore platform with movable cantilever extending beyond the deck |
CN101316966B (en) * | 2005-10-11 | 2012-08-08 | Itrec有限责任公司 | Offshore platform with movable cantilever extending outside deck |
US20080044234A1 (en) * | 2006-08-21 | 2008-02-21 | Marvin Lynn Morrison | Auxiliary reaction frame system for cantilevered jack-up rigs, and method therefore |
US7410326B2 (en) | 2006-08-21 | 2008-08-12 | Marvin Lynn Morrison | Auxiliary reaction frame system for cantilevered jack-up rigs, and method therefore |
US20110158784A1 (en) * | 2007-03-30 | 2011-06-30 | Remedial Cayman Limited | Arm assembly and methods of passing a pipe from a first vessel to a second vessel using the arm assembly |
US20080243365A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Methods of holding station and mooring and elevating support vessel |
US20080237171A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Methods of positioning an elevating support vessel |
US20080237173A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Arm assembly and methods of passing a pipe from a first vessel to a second vessel using the arm assembly |
US20080237175A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Extension assemblies and methods thereof |
US20080247827A1 (en) * | 2007-03-30 | 2008-10-09 | Remedial (Cyprus) Pcl | Work-over rig assembly and methods thereof |
US20080237174A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Crane support apparatus and methods thereof |
WO2009027825A2 (en) * | 2007-03-30 | 2009-03-05 | Remedial (Cyprus) Pcl | Work-over rig assembly and methods thereof |
WO2008155664A3 (en) * | 2007-03-30 | 2009-05-07 | Remedial Cyprus Pcl | Arm assembly and methods of passing a pipe from a first vessel to a second vessel |
WO2008152516A3 (en) * | 2007-03-30 | 2009-05-22 | Remedial Cyprus Pcl | Elevating support vessel and methods thereof |
US20080240863A1 (en) * | 2007-03-30 | 2008-10-02 | Remdial (Cyprus) Pcl | Elevating support vessel and methods thereof |
US20100067989A1 (en) * | 2007-03-30 | 2010-03-18 | Brown Michael D | Vessel for transporting wind turbines and methods thereof |
US7815398B2 (en) | 2007-03-30 | 2010-10-19 | Remedial Cayman Limited | Methods of positioning an elevating support vessel |
WO2009027825A3 (en) * | 2007-03-30 | 2009-08-06 | Remedial Cyprus Pcl | Work-over rig assembly and methods thereof |
US20080237170A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Extension Bridges and methods of tender assist |
US20110100639A1 (en) * | 2008-04-29 | 2011-05-05 | Itrec B.V. | Floating offshore structure for hydrocarbon production |
US8522880B2 (en) * | 2008-04-29 | 2013-09-03 | Itrec B.V. | Floating offshore structure for hydrocarbon production |
US9051783B2 (en) * | 2008-11-17 | 2015-06-09 | Saipem S.P.A. | Vessel for operating on underwater wells and working methods of said vessel |
US20120018166A1 (en) * | 2008-11-17 | 2012-01-26 | Saipem S.P.A. | Vessel For Operating On Underwater Wells And Working Methods Of Said Vessel |
US20150034383A1 (en) * | 2012-03-06 | 2015-02-05 | Itrec B.V. | Offshore system comprising a rig and a cantilever |
US9284706B2 (en) * | 2012-03-06 | 2016-03-15 | Itrec B.V. | Offshore system comprising a rig and a cantilever |
WO2014120085A1 (en) * | 2013-02-01 | 2014-08-07 | Khim Kiong Ng | Buddy cantilever system for jack up rigs for use with self elevating drilling rigs (oil & gas industry) |
US20150252634A1 (en) * | 2014-03-04 | 2015-09-10 | Maersk Drilling A/S | Conductor pipe support system for an off-shore platform |
US9416600B2 (en) * | 2014-03-04 | 2016-08-16 | Maersk Drilling A/S | Conductor pipe support system for an off-shore platform |
DK178777B1 (en) * | 2014-03-04 | 2017-01-16 | Maersk Drilling As | Conductor pipe support system for an off-shore platform |
US20170138009A1 (en) * | 2014-07-04 | 2017-05-18 | Celtic Design Consultants Limited | Improved apparatus |
US9970172B2 (en) * | 2014-07-04 | 2018-05-15 | Celtic Design Consultants Ltd | Apparatus for providing access to equipment or structures that require maintenance |
CN104612595A (en) * | 2015-01-27 | 2015-05-13 | 中国石油天然气集团公司 | Turnover sliding mast headframe |
CN104612595B (en) * | 2015-01-27 | 2017-07-07 | 中国石油天然气集团公司 | Overturn sliding mast derrick |
WO2016178576A3 (en) * | 2015-05-04 | 2017-03-16 | Gustomsc Resources B.V. | Drilling installation; handling system, method for independent operations |
CN107709694A (en) * | 2015-05-04 | 2018-02-16 | 格斯特Msc资源公司 | Drilling rig, handling system, the method for independently working |
US10745983B2 (en) | 2015-05-04 | 2020-08-18 | Gustomsc B.V. | Drilling installation; handling system, method for independent operations |
NL2014765A (en) * | 2015-05-04 | 2016-11-10 | Gustomsc Resources Bv | Drilling installation; Handling system, method for independent operations. |
NL2016059B1 (en) * | 2016-01-05 | 2017-07-13 | Gustomsc Resources Bv | Drilling installation; Handling system, method for independent operations. |
US11142965B2 (en) * | 2016-11-23 | 2021-10-12 | Aker Solutions Inc. | System and method for deploying subsea and downhole equipment |
US11299939B2 (en) * | 2017-02-09 | 2022-04-12 | Maersk Drilling A/S | System and method for supporting a riser |
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